An application’s ability to read and/or write data to a node, is controlled by defining a Source. This provides the appropriate access permissions to an application, at the time it attempts to interact with the data in one or more nodes, through the use of an authorization token.

Access control

The level of read and/or write access that an application has, is determined by the type of provider associated with the source. Providers are the mechanisms that are used to interact with data. The providers that are currently available include: